Willie Mae Thornton (December 11, 1926 – July 25, 1984), better known as Big Mama Thornton, was an American singer and songwriter of the blues and R&B genres. She was the first to record Leiber and Stoller's "Hound Dog", in 1952, which became her biggest hit, staying seven weeks at number one on the Billboard R&B chart in 1953 and selling almost two million copies. Thornton's other recordings included the original version of "Ball and Chain", which she wrote.